| <!DOCTYPE html> |
| <title>Canvas test: 2d.gradient.object.invalidoffset</title> |
| <script src="../tests.js"></script> |
| <link rel="stylesheet" href="../tests.css"> |
| <body> |
| <p id="passtext">Pass</p> |
| <p id="failtext">Fail</p> |
| <p class="output">These images should be identical:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| var g = ctx.createLinearGradient(0, 0, 100, 0); |
| try { var _thrown = false; |
| g.addColorStop(-1, '#000'); |
| } catch (e) { if (e.code != DOMException.INDEX_SIZE_ERR) _fail("Failed assertion: expected exception of type INDEX_SIZE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INDEX_SIZE_ERR: g.addColorStop(-1, '#000')"); } |
| try { var _thrown = false; |
| g.addColorStop(2, '#000'); |
| } catch (e) { if (e.code != DOMException.INDEX_SIZE_ERR) _fail("Failed assertion: expected exception of type INDEX_SIZE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INDEX_SIZE_ERR: g.addColorStop(2, '#000')"); } |
| try { var _thrown = false; |
| g.addColorStop(Infinity, '#000'); |
| } catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(Infinity, '#000')"); } |
| try { var _thrown = false; |
| g.addColorStop(-Infinity, '#000'); |
| } catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(-Infinity, '#000')"); } |
| try { var _thrown = false; |
| g.addColorStop(NaN, '#000'); |
| } catch (e) { if (e.code != DOMException.TYPE_ERR) _fail("Failed assertion: expected exception of type Type error, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type TYPE_ERR: g.addColorStop(NaN, '#000')"); } |
| |
| |
| }); |
| </script> |
| |
